South Dakota Historical Society Press

"Depression on South Dakota's Indian Reservations: The SDERA Survey of 1935"https://www.sdhspress.com/journal/south-dakota-history-21-1/depression-on-south-dakotas-indian-reservations-the-sdera-survey-of-1935https://www.sdhspress.com/@@site-logo/sdshp-logo.jpg

"Depression on South Dakota's Indian Reservations: The SDERA Survey of 1935"